Year	PNG (NFL, current US$)
1972	-900000
1973	4100000
1974	-200000
1975	-800000
1976	-2100000
1977	-1900000
1978	-1100000
1979	8113000
1980	404000
1981	1618000
1982	-2611000
1983	-2570000
1984	82000
1985	-108000
1986	4208000
1987	18536000
1988	20998000
1989	42337000
1990	41157000
1991	24663000
1992	24623000
1993	14072000
1994	13370000
1995	-4001000
1996	-17000000
1997	-12999000
1998	-32000000
1999	-11586000
2000	-6316000
2001	-22814000
2002	1103924000
2003	1107968000
2004	168566000
2005	430012000
2006	-10307000
2007	2138411000
2008	872072000
2009	-768421000
2010	162518000
2011	1863067000
2012	-650186000
2013	1403496000
2014	-2156533000
2015	-1769807000
2016	361309000
2017	-278489000
2018	1097552000
2019	319504000
2020	-1050138000
2021	-226107000
2022	1497450000